Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2022 Jan 11;42(2):130–135. doi: 10.1097/INF.0000000000003779

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

Copyright © 2022 Wolters Kluwer Health, Inc. All rights reserved.

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

PMC Copyright notice

FIGURE 2. — Comparison of serum or plasma antigen concentrations in COVID-19 patients grouped by severity, clinical features and symptoms. (A) Nucleocapsid measurements for all included COVID-19 patients. (B) Nucleocapsid measurements for COVID-19 patients were sampled within the first 3 days of hospitalization. (C) Spike measurements for all included COVID-19 patients. (D) Spike measurements for COVID-19 patients were sampled within the first 3 days of hospitalization. Boxplots denote median (central mark), interquartile range (IQR; top and bottom of box), and range (whiskers) excluding outliers (defined as points which exceed the 75th percentile by more than 1.5 times IQR). P values >0.05 except where indicated.